package com.qk.common;

import lombok.Data;

import java.io.Serializable;

/**
 * @author: zyx
 * @created: 2025-09-29-09:13
 * @description: 后端给前端统一的结果返回类
 */
@Data
public class Result implements Serializable {
    private Integer code; //编码：1成功，0为失败
    private String msg; //错误信息
    private Object data; //数据

    //私有化构造方法
    private Result() {}

    //成功的静态方法，不带数据  比如：增删改接口
    public static Result success() {
        Result result = new Result();
        result.code = 1;
        result.msg = "success";
        return result;
    }
    //成功的静态方法，带数据  比如：查询接口
    public static Result success(Object data) {
        Result result = new Result();
        result.data = data;
        result.code = 1;
        result.msg = "success";
        return result;
    }

    //失败的静态方法  只需返回一个消息
    public static Result error(String msg) {
        Result result = new Result();
        result.msg = msg;
        result.code = 0;
        return result;
    }
}
